SDR EHAA20120824007

Service difficulty report · Gearbox · Casa C212200

Difficulty date: August 24, 2012
Submitted: September 6, 2012
Operation: Air carrier
Aircraft: N348CA
Make and model: Casa C212200
Aircraft serial: 175
Aircraft time: 20,128 hours, 21,206 cycles
Engine: Garrtt TPE33110
Engine time: 21,637 hours, 20,884 cycles
System (JASC): 7200 · Engine (Turbine/Turboprop)
Part: Gearbox
Part number: 310180729
Part serial: P2618C
Condition: Inoperative
Location: Nr 2 Engine
Part time: 21,637 hours, 20,884 cycles
Stage of operation: CR
How discovered: O
Nature of condition: Y
Precautionary procedure: A, B

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING CRUISE AT FL 85, THE NR 2 ENGINE RAPIDLY STARTED TO LOSE POWER AND DISPLAYED INDICATIONS OF FAILURE. THE COPILOT AND I NOTICED A CHANGE IN ACFT AND ENGINE PERFORMANCE, VERIFIED BY ENGINE TORQUE, RPM, FUEL FLOW, EGT AND SUBSEQUENT LOSS OF OIL PRESSURE DISPLAYED ON THE ENGINE GAUGES.